YANKTON, SD 57078 Weather Forecast & Current Conditions

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57078 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
YANKTON, SD Current Weather
4:56 PM CDT AUG 22, 2026
Few Clouds 84°F
Feels Like:	83°F
Dewpoint:	57°F
Rel. Hum.:	40%
Visibility:	10 miles
Wind:	NNW at 8 mph
Pressure:	30.13 inches
Last 72 hours
Local Area Snow Depth
South Dakota Current Weather
South Dakota MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

57078 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	YANKTON, SD 57078 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph, becoming east after midnight.

SUNDAY
Partly sunny. A slight chance of showers in the afternoon. Highs around 80. Southeast winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 20 percent.

SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the lower 60s. Southeast winds around 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

MONDAY
Mostly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

MONDAY NIGHT
Partly cloudy. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph.

TUESDAY
Mostly sunny. Highs in the mid 80s.

TUESDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the lower 60s.

WEDNESDAY
Sunny. Highs in the mid 80s.

WEDNESDAY NIGHT
Mostly clear. Lows in the upper 50s.

THURSDAY
Sunny. Highs in the lower 80s.

THURSDAY NIGHT
Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 40 percent.

FRIDAY
Partly sunny. Highs in the lower 80s.

FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 50 percent.

57078 WEATHER SATELLITE LOOPS

Visible Weather Satellite
YANKTON, SD 57078

Infrared Weather Satellite
YANKTON, SD 57078

57078 WEATHER RADAR LOOP

NEXRAD Weather Radar
YANKTON, SD 57078

MOS COMPUTER WEATHER FORECAST

YANKTON, SD 3 hourly weather forecast

weather forecast created 5:00 AM PDT 8/22/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
22 AUG 2026

1 PM

79°

80°

Clear

0%

0% Thunder
( 8% severe)

N 3

54%

61°

High 83°

4 PM

82°

82°

Clear

NNW 6

46%

59°

Increasing Clouds

7 PM

80°

81°

Partly Cloudy

0%

0% Thunder
( 2% severe)

N 5

52%

61°

10 PM

70°

70°

Mostly Cloudy

N 5

68%

59°

Sunday
23 AUG 2026

1 AM

65°

65°

Mostly Cloudy

0%

0% Thunder
( 3% severe)

ESE 5

75%

57°

Low 59°

4 AM

61°

61°

Mostly Cloudy

E 6

87%

57°

High 78°

7 AM

60°

60°

Mostly Cloudy

8%

0% Thunder
( 5% severe)

ESE 6

90%

57°

Mostly Cloudy

10 AM

68°

68°

Mostly Cloudy

SE 8

76%

60°

1 PM

74°

74°

Mostly Cloudy

15%
RAIN
.01–.1 in

0% Thunder
( 13% severe)

S 10

69%

63°

4 PM

77°

79°

Mostly Cloudy

S 12

67%

65°

7 PM

76°

78°

Mostly Cloudy

37%
RAIN
***

0% Thunder
( 30% severe)

SSE 10

71%

66°

10 PM

69°

69°

Mostly Cloudy

SE 12

90%

66°

Monday
24 AUG 2026

1 AM

67°

67°

Mostly Cloudy

72%
RAIN
***

0% Thunder
( 34% severe)

SSE 10

93%

65°

Low 62°

4 AM

64°

63°

Mostly Cloudy

SSE 10

100%

64°

High 81°

7 AM

64°

63°

Mostly Cloudy

13%
RAIN
.01–.1 in

0% Thunder
( 11% severe)

SSE 10

100%

64°

Partly Cloudy

10 AM

68°

68°

Partly Cloudy

S 12

90%

65°

1 PM

74°

74°

Partly Cloudy

1%

0% Thunder
( 6% severe)

S 13

79%

67°

4 PM

79°

82°

Partly Cloudy

S 9

72%

69°

7 PM

79°

82°

Partly Cloudy

ESE 8

74%

70°


YANKTON, SD extended weather forecast
Tuesday 25 AUG 2026	Wednesday 26 AUG 2026	Thursday 27 AUG 2026	Friday 28 AUG 2026	Saturday 29 AUG 2026
Low 65°	Low 61°	Low 59°	Low 59°	Low 61°
High 87°	High 84°	High 83°	High 78°	High 83°

Partly Cloudy 32% Rain	Clear 14% Rain	Clear 13% Rain	Partly Cloudy 25% Rain	Clear 19% Rain

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